Staff Accountant

KMM Telecommunications (KMM) is a leading national provider of supply chain solutions and network services to the U.S. telecommunications market. KMM couples its core logistics services with highly skilled field expertise to deliver integrated solutions spanning the full network lifecycle.

Lewisville, TX (Hybrid 2–3 days/week in office)

KMM is hiring a Staff Accountant – Accounts Receivable focused to support its national logistics and network services operations. This role is responsible for day‑to‑day accounting activities in Microsoft Dynamics 365, with a heavy emphasis on accounts receivable, cash application, customer portal submissions, reconciliations, and month‑end closeouts for a multi‑site warehousing and field‑services business.

The ideal candidate is a detail‑oriented accounting professional who is comfortable working in a fast‑paced, project‑driven environment, partnering with Operations, Project Management, and our Sales team to ensure accurate billing, timely collections, and reliable financial reporting.

• Manage full cycle Accounts Receivable within the Record to Report lifecycle in D365, including billing, cash application, aging review, and collections support.
• Perform daily cash receipt reconciliation in D365; research and resolve discrepancies and ensure timely posting to the general ledger.
• Complete daily and monthly cash to bank reconciliations and prepare related journal entries.
• Confirm sales orders and verify appropriate coding and supporting documentation prior to invoicing.
• Process customer invoice proposals, generate customer invoices, and ensure proper revenue recognition in accordance with company policies.
• Upload invoices to customer portals, monitor approval/payment status, and resolve submission issues.
• Conduct collections outreach (calls/emails), document activity in D365, and coordinate with internal teams to resolve billing or service issues impacting payment.
• Track and resolve customer disputes; prepare credit/adjustment entries and escalate issues impacting payment or project profitability.
• Maintain accurate invoice, payment, and collection status within the ERP system and support AR related reporting.
• Run and distribute weekly D365 AR aging reports and drive follow-up actions to improve DSO and overall cash flow.
• Complete monthly AR reconciliations (subledger to GL), prepare supporting schedules, and assist with month‑end close for assigned accounts.
• Maintain customer AR records and backup documentation in accordance with internal control and audit requirements.
• Manage resale certificates, including requesting, validating, filing, and renewing, and assist with state sales tax filing requirements and other indirect tax compliance.
• Prepare, collect, and submit Releases of Lien (ROL) and lien waivers for project billing and closeout, coordinating with Project Management as needed.
• Provide AR inputs into cash forecasting and liquidity planning, including expected collections by customer and aging bucket.
• Support broader Staff Accountant duties as assigned, including journal entries, additional account reconciliations, audit requests, and process improvement initiatives.

• 3+ years of experience in Accounts Receivable or accounting roles with significant AR responsibility (billing, cash application, collections, reconciliations).
• Strong understanding of the AR lifecycle and fundamental accounting principles, including how AR postings flow to the general ledger in D365.
• Hands‑on experience with Microsoft Dynamics 365 Finance or similar large ERP system.
• Proficiency in Excel (XLOOKUP/VLOOKUP, SUMIFS, pivot tables) for reconciliations and reporting.
• Highly detail oriented, organized, and able to manage competing deadlines in a high volume environment.
• Strong written and verbal communication skills; comfortable interacting with customers and internal stakeholders.
• Ability to work independently while collaborating effectively across departments.

• Notary Public commission (or ability to obtain within 90 days); employer will cover certification costs.
• Experience in telecommunications,…